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Finding the Fourth Proportional to 22,406.84, 33,606.18 and 6,608.60

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Solution

The fourth proportional to 22,406.84, 33,606.18 and 6,608.60 is: 9,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,406.84 : 33,606.18 = 6,608.60 : x
  2. Step 2: Convert to fraction form
    22,406.84/33,606.18 = 6,608.60/x
  3. Step 3: Cross multiply
    22,406.84x = 33,606.18 × 6,608.60
  4. Step 4: Simplify right side
    22,406.84x = 222,089,801.15
  5. Step 5: Solve for x
    x = 222,089,801.15/22,406.84
  6. Step 6: Final answer
    x = 9,911.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.